Home / 3,699,431.78-5,100,570.20-2,829,333.83

Finding the Fourth Proportional to 3,699,431.78, 5,100,570.20 and 2,829,333.83

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Solution

The fourth proportional to 3,699,431.78, 5,100,570.20 and 2,829,333.83 is: 3,900,927.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699,431.78 : 5,100,570.20 = 2,829,333.83 : x
  2. Step 2: Convert to fraction form
    3,699,431.78/5,100,570.20 = 2,829,333.83/x
  3. Step 3: Cross multiply
    3,699,431.78x = 5,100,570.20 × 2,829,333.83
  4. Step 4: Simplify right side
    3,699,431.78x = 14,431,215,829,411.06
  5. Step 5: Solve for x
    x = 14,431,215,829,411.06/3,699,431.78
  6. Step 6: Final answer
    x = 3,900,927.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.